M4 Handguard attaching

[Prof-]

i have a Cyma M4 sir (CM.016), i dont know how to attach a handguard because the gun doesnt seem to have a delta ring or a thread to put one on.

[Mack]

i have a Cyma M4 sir (CM.016), i dont know how to attach a handguard because the gun doesnt seem to have a delta ring or a thread to put one on.

 

I think airsoft_mr B might be able to help you out here, Im sure he had the same problem with a cyma

[Lozart]

Indeed he did: http://www.airsoft-forums.co.uk/index.php/topic/20471-new-delta-ring-installation-advice/?hl=%2Bcyma+%2Bm4+%2Bhandguard